23 Utility and 2 Design Patents
#209 in Pittsburgh, PA
#2,321 in Pennsylvania
#70,748 in US
#138,535 in the World
rank by utility patentsForward Citations = 451
Company Filing History:
Concept Engineering Group, Inc.
Westinghouse Electric Corporation
4. 2 out of 832,575 patents
Other
5. 2 out of 16
Guardair Corporation
where one patent can have more than one assignee
Get your Inventor Badge Today